Bug 1028 - Bug when double clicking on a build error a bunch of times quickly
Summary: Bug when double clicking on a build error a bunch of times quickly
Status: RESOLVED FIXED
Alias: None
Product: Xamarin Studio
Classification: Desktop
Component: Text Editor ()
Version: Trunk
Hardware: PC Mac OS
: --- normal
Target Milestone: 2.8.1
Assignee: Mike Krüger
URL:
Depends on:
Blocks:
 
Reported: 2011-09-24 07:29 UTC by Alan McGovern
Modified: 2011-10-05 10:39 UTC (History)
3 users (show)

Tags:
Is this bug a regression?: ---
Last known good build:

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Status:
RESOLVED FIXED

Description Alan McGovern 2011-09-24 07:29:54 UTC
System.Reflection.TargetInvocationException: Exception has been thrown by the target of an invocation. ---> System.NullReferenceException: A null value was found where an object instance was required.
  at Mono.TextEditor.Theatrics.BounceFadePopupWindow.Popup () [0x00000] in /Users/alanmcgovern/Projects/monodevelop/main/src/core/Mono.Texteditor/Mono.TextEditor.Theatrics/BounceFadePopupWindow.cs:91 
  at MonoDevelop.SourceEditor.SourceEditorView.HandleTaskServiceJumpedToTask (System.Object sender, MonoDevelop.Ide.Tasks.TaskEventArgs e) [0x000da] in /Users/alanmcgovern/Projects/monodevelop/main/src/addins/MonoDevelop.SourceEditor2/MonoDevelop.SourceEditor/SourceEditorView.cs:280 
  at (wrapper delegate-invoke) <Module>:invoke_void__this___object_TaskEventArgs (object,MonoDevelop.Ide.Tasks.TaskEventArgs)
  at MonoDevelop.Ide.Tasks.TaskService.InformJumpToTask (MonoDevelop.Ide.Tasks.Task task) [0x0000c] in /Users/alanmcgovern/Projects/monodevelop/main/src/core/MonoDevelop.Ide/MonoDevelop.Ide.Tasks/TaskService.cs:186 
  at MonoDevelop.Ide.Tasks.Task.JumpToPosition () [0x000b2] in /Users/alanmcgovern/Projects/monodevelop/main/src/core/MonoDevelop.Ide/MonoDevelop.Ide.Tasks/Task.cs:225 
  at MonoDevelop.Ide.Gui.Pads.ErrorListPad.OnTaskJumpto (System.Object o, System.EventArgs args) [0x0005e] in /Users/alanmcgovern/Projects/monodevelop/main/src/core/MonoDevelop.Ide/MonoDevelop.Ide.Gui.Pads/ErrorListPad.cs:482 
  at MonoDevelop.Ide.Gui.Pads.ErrorListPad.OnRowActivated (System.Object o, Gtk.RowActivatedArgs args) [0x00000] in /Users/alanmcgovern/Projects/monodevelop/main/src/core/MonoDevelop.Ide/MonoDevelop.Ide.Gui.Pads/ErrorListPad.cs:631 
  at (wrapper managed-to-native) System.Reflection.MonoMethod:InternalInvoke (System.Reflection.MonoMethod,object,object[],System.Exception&)
  at System.Reflection.MonoMethod.Invoke (System.Object obj, BindingFlags invokeAttr, System.Reflection.Binder binder, System.Object[] parameters, System.Globalization.CultureInfo culture) [0x000d5] in /private/tmp/monobuild/build/BUILD/mono-2.10.5/mcs/class/corlib/System.Reflection/MonoMethod.cs:226 
  --- End of inner exception stack trace ---
  at System.Reflection.MonoMethod.Invoke (System.Object obj, BindingFlags invokeAttr, System.Reflection.Binder binder, System.Object[] parameters, System.Globalization.CultureInfo culture) [0x000eb] in /private/tmp/monobuild/build/BUILD/mono-2.10.5/mcs/class/corlib/System.Reflection/MonoMethod.cs:234 
  at System.Reflection.MethodBase.Invoke (System.Object obj, System.Object[] parameters) [0x00000] in /private/tmp/monobuild/build/BUILD/mono-2.10.5/mcs/class/corlib/System.Reflection/MethodBase.cs:96 
  at System.Delegate.DynamicInvokeImpl (System.Object[] args) [0x000bf] in /private/tmp/monobuild/build/BUILD/mono-2.10.5/mcs/class/corlib/System/Delegate.cs:408 
  at System.MulticastDelegate.DynamicInvokeImpl (System.Object[] args) [0x00018] in /private/tmp/monobuild/build/BUILD/mono-2.10.5/mcs/class/corlib/System/MulticastDelegate.cs:70 
  at System.Delegate.DynamicInvoke (System.Object[] args) [0x00000] in /private/tmp/monobuild/build/BUILD/mono-2.10.5/mcs/class/corlib/System/Delegate.cs:382 
  at GLib.Signal.ClosureInvokedCB (System.Object o, GLib.ClosureInvokedArgs args) [0x00000] in <filename unknown>:0 
  at GLib.SignalClosure.Invoke (GLib.ClosureInvokedArgs args) [0x00000] in <filename unknown>:0 
  at GLib.SignalClosure.MarshalCallback (IntPtr raw_closure, IntPtr return_val, UInt32 n_param_vals, IntPtr param_values, IntPtr invocation_hint, IntPtr marshal_data) [0x00000] in <filename unknown>:0
Comment 1 Mike Krüger 2011-10-05 10:39:44 UTC
Very strange, couldn't reproduce :(

I added some more checks that - should - fix that.

Reopen, if that happens again.